{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001613","480:4800001893","480:4800002207","480:4800001713","480:4800001717","480:4800001333","480:4800002337","480:4800001558","480:4800001377","480:4800001614","480:4800001436","480:4800002355","480:4800001271","480:4800001776","480:4800002307","480:4800002261","480:4800001564","480:4800002214","480:4800001951","480:4800001782","480:4800002497","480:4800001774","480:4800001833","480:4800002434","480:4800001620"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6478025769642024,0.5376311305551038,0.5171376531625088,0.5130066243055542,0.4653006520988997,0.4231044933219182,0.390846408238045,0.38047870751444157,0.36645478408877113,0.3269781253506005,0.32642661092250597,0.31798290659866657,0.31435154410698757,0.3075284897431584,0.30556530604547166,0.3046583884257818,0.29669106031588904,0.29400104971011715,0.2936477378406521,0.28973037411114505,0.28842602034458464,0.2864283608060417,0.2827600168352865,0.28112663440390195,0.28064123882189684],"twin_dists":[0.12102313443816314,0.14469003975865768,0.14915180876749595,0.15005607674367163,0.16065337785751643,0.17034227062899307,0.17802193194527097,0.18055123595018321,0.18402624929341155,0.1941927185628127,0.19433929210432038,0.19660077562331957,0.1975837352102492,0.19944827564349515,0.19998914756239305,0.20023968832800434,0.2024596118239599,0.20321700873311604,0.2033167905621553,0.20442793272939405,0.20479989023827336,0.20537151059096148,0.20642745843950042,0.20690029429034068,0.20704112839073838],"n_dims_used":43,"mean_confidence":0.9201612250749455},"coverage":{"mean_confidence":0.9201612250749455,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}